diff --git a/.gitignore b/.gitignore
index 82b4b62..906969a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 /sqlite/
 /data/
 /.idea
+/third_party
 
 
diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 6fa2040..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,6 +0,0 @@
-[submodule "third_party/CPP_Core"]
-	path = third_party/CPP_Core
-	url = http://192.168.1.75:3000/psc/CPP_Core.git
-[submodule "third_party/SSR"]
-	path = third_party/SSR
-	url = http://192.168.1.75:3000/psc/SSR.git
diff --git a/init.ps1 b/init.ps1
deleted file mode 100644
index e69de29..0000000
diff --git a/init.bash b/third_party/init.bash
similarity index 100%
rename from init.bash
rename to third_party/init.bash
diff --git a/third_party/init.ps1 b/third_party/init.ps1
new file mode 100644
index 0000000..8fc8141
--- /dev/null
+++ b/third_party/init.ps1
@@ -0,0 +1,40 @@
+$ErrorActionPreference = "Stop"
+$scriptDir = $PSScriptRoot
+if ( [string]::IsNullOrWhiteSpace($scriptDir))
+{
+    $scriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
+}
+$root = (Resolve-Path -LiteralPath (Join-Path $scriptDir "..")).Path
+Set-Location -LiteralPath $root
+function Fetch-Repo
+{
+    param(
+        [string]$Repo,
+        [string]$Branch,
+        [string]$Dir
+    )
+    if (Test-Path -LiteralPath $Dir -PathType Container)
+    {
+        git -C $Dir rev-parse --is-inside-work-tree *> $null
+        git -C $Dir remote set-url origin $Repo
+        git -C $Dir fetch origin $Branch
+        git -C $Dir checkout $Branch
+        git -C $Dir pull --ff-only origin $Branch
+    }
+    else
+    {
+        git clone --branch $Branch --single-branch $Repo $Dir
+    }
+}
+function Fetch-RepoEx
+{
+    param(
+        [string]$Name
+    )
+    $repo = "http://192.168.1.75:3000/psc/$Name"
+    $branch = "master"
+    Fetch-Repo -Repo $repo -Branch $branch -Dir "third_party/$Name"
+}
+Fetch-RepoEx "build_infra"
+Fetch-RepoEx "CPP_Core"
+Fetch-RepoEx "SSR"
\ No newline at end of file